Common Power BI Errors

OData: Request failed: The remote server returned an error: (400) Bad Request. (Cannot delete a record. Current connection intent is Read-Only.). The exception was raised by the IDataReader interface.

Solution 1:

See How to Update Power BI App License Subscriptions

Solution 2: 

Check that the web services for the specific dataset have been created.

If they do not exist you can create them manually, or uninstall/reinstall the app via the extension management page.

Data: Request failed: The remote server returned an error: (400) Bad Request. (Exception of type 'Microsoft.Dynamics.Nav.Types.Exceptions.NavNCLDialogException' was thrown.

Solution 1:

Check that the specified app has an active trial or paid subscription. In the example below, the error is being generated by the Sales dataset in the Power BI Service. You can see on the Fenwick Gold Subscriptions page that the trial period has ended for the Power BI Gold for Sales app. 

The client must either purchase a subscription or the trial period must be extended.